


'''simple docstring'''




from PIL import Image





def   _a		(lowercase__			:   Image						)			->			Image:






     """simple docstring"""
     __snake_case      ,       __snake_case           =						image.size
     __snake_case           =						0
     __snake_case           =						image.load()
     for i in range(lowercase__						):
          for j in range(lowercase__						):
               __snake_case           =						pixels[j, i]
               mean += pixel
     mean //= width * height

     for j in range(lowercase__						):
          for i in range(lowercase__						):
               __snake_case           =						2_5_5 if pixels[i, j] > mean else 0
     return image


if __name__ == "__main__":
       _a   :   Dict												=   mean_threshold(Image.open("path_to_image").convert("L"))
       image.save("output_image_path")









'''simple docstring'''






def  lowerCamelCase__			(		_A					,     _A					,     _A=False							):

  if isinstance(_A					,     _A							) and isinstance(_A					,     _A							):
    a		:   Tuple	  =	len(set_a.intersection(_A							)							)

    if alternative_union:
      a		:   Union[str, Any]	  =	len(_A							) + len(_A							)
    else:
      a		:   Optional[Any]	  =	len(set_a.union(_A							)							)

    return intersection / union

  if isinstance(_A					,     (list, tuple)							) and isinstance(_A					,     (list, tuple)							):
    a		:   int	  =	[element for element in set_a if element in set_b]

    if alternative_union:
      a		:   Optional[int]	  =	len(_A							) + len(_A							)
      return len(_A							) / union
    else:
      a		:   Tuple	  =	set_a + [element for element in set_b if element not in set_a]
      return len(_A							) / len(_A							)

    return len(_A							) / len(_A							)
  return None


if __name__ == "__main__":
     lowerCAmelCase:   str					=		{'a', 'b', 'c', 'd', 'e'}
     lowerCAmelCase:   Optional[Any]					=		{'c', 'd', 'e', 'f', 'h', 'i'}
     print(jaccard_similarity(set_a, set_b))